O vs TAN.24
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
O
Manage your wellness journey with this app. View class schedules, book appointments, and access special in-app promotions. Streamline your health and fitness routine.
- View class schedules
- Sign up for classes
- Book appointments
- Access exclusive promotions
- Manage wellness routine
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Download the O-Studio App today and make your wellness routine even easier! From the App you can view our schedules, sign-up for classes & appointments and get access to exclusive in-app promotions. Download the app today!
TAN.24
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Experience ultimate comfort, convenience, and privacy at TAN.24. Access the booking portal anytime, anywhere by downloading the TAN.24 app. Effortlessly schedule your appointments at your convenience, round the clock. Tanning on your terms has never been easier. Step into our state-of-the-art, contactless automated booths for a flawless tan, ensuring a private and personalised experience.
Screenshots
Verdict
The clearest difference is update cadence: O at monthly against TAN.24's every 34 months. O also leads on device support. TAN.24's advantage is iOS requirement (13.0 vs 16.0). On price and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
O ships an update monthly, TAN.24 every 34 months. The most recent releases landed on September 10, 2026 and September 11, 2026 respectively.
| Parameter | O | TAN.24 |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Monthly — better | Every 34 months |
| Ads | No | — |
| In-app purchases | No | No |
| Monetization | Ad-supported | — |
| Devices | iPhone, iPad — better | — |
| Requires iOS | 16.0 | 13.0 — better |
| Further details — not scored | ||
| Size | 193 MB | 87 MB |
| Age rating | 4+ | 4+ |
| Developer | o studio christchurch limited | Treshna Enterprises |
In-app purchases
O
No in-app purchases
TAN.24
No in-app purchases
